package src.edu.sctu.lab03;

/**
 * Created by oooo on 2018/6/3.
 */
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;


public class Login extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        if ( req.getAttribute("isLogin")==null){

            //没有登录，跳转到login.jsp
            req.getRequestDispatcher("login.jsp");

        }
    }
}


